776325-75-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 776325-75-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,6,3,2 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 776325-75:
(8*7)+(7*7)+(6*6)+(5*3)+(4*2)+(3*5)+(2*7)+(1*5)=198
198 % 10 = 8
So 776325-75-8 is a valid CAS Registry Number.
776325-75-8Relevant articles and documents
Novel sulphoarylazo 4-pyrazolone-based tartrazine dye analogues
Hanna,Al-Sarawy,Rashed,Wali
, p. 1209 - 1226 (2007/10/03)
In a multistep synthesis, a novel series of 4-pyrazolone-based tartrazine dye analogues were prepared benzimidazol -5-yl acetoacetamide derivative I. Chemical structure of the hitherto prepared dyestuffs were confirmed on the basis of correct elemental an
